McIntosh MX 110

MX IIO MULTIPLEX
TUNER
SIGNAL GENERATOR
_
INDICATOR
STEPS
DIAL
SETTING
FREQ.
COUPLING
MODULATION
TYPE
CONNECTED
TO
i
Point of no
interference
or signal
Audio generator
set to 67KC,
0.5 volts output
or less
TP H2
(MPX input
on "M" series)
Audio VTVM
Pin 6 of 38KC
transformer
(yellow wire
connected at
this pin)
2
SAME MPX generator
with 19KC pilot
attenuated to
approx. 5% level
(5% level is 14 of
normal 10% level)
1 9KC pilot must
be attenuated for
correct alignment
SAME
SAME
Pin 3 or 8
of 12AU7
MPX oscillator
100MC
100MC modulated 300 ohm antenna 1 KC 100%
SAME
Pin 1 or 2 of
by MPX generator, terminals with
19KC pilot at approx. 1000
normal output microvolt signal
modulation (34KC
deviation)
modulating left or
right only
38KC transformer
4
SAME SAME
SAME
SAME Audio VTVM
and scope
L or R
output jack
5
SAME SAME
SAME SAME
SAME
SAME
6
SAME SAME
SAME
SAME SAME SAME
7
SAME
SAME
SAME
Turn off 1 KC
audio modulation
SAME
SAME
8
SAME SAME
SAME Same as step 3 SAME
SAME